The Screw,cap,hexagon Head, cataloged under National Stock Number 5305-01-735-4665, is classified within Federal Supply Class 5305 (Screws) of the Hardware and Abrasives group. Government technical data includes 16 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5305-01-735-4665 |
| Item Name | Screw,cap,hexagon Head |
| FSC / FSG | 5305 / 53 — Screws |
| Status | ACTIVE |
| Head Height | 0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN |
| Fastener Length | 3.00 INCHES NOMINAL IN |
| Thread Length | 1.50 INCHES NOMINAL IN |
| Material Document and Classification | ASME B18.2.1 ANNEALED NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OR ASTM B 446 GRADE 1 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Diameter | 0.625 INCHES IN |
| Head Style | HEXAGON |
| Thread Direction | RIGHT-HAND |
| Specification/standard Data | 81349-MIL-DTL-1222J GOVERNMENT SPECIFICATION |
| Width Between Flats | 0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN |
| Locking Feature | SELF-LOCKING LOCKING FEATURE |
| Minimum Tensile Strength | 120000 POUNDS PER SQUARE INCH LBS |
| Minimum Yield Strength | 60000 POUNDS PER SQUARE INCH LBS |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 11 |
| Material | NICKEL OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| LSA009635-39 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| 751-8846314-39 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| MIL-DTL-1222 | 4/1 Identification reference U.S. Government activity |
| M1222RN10C248NDLN | 2/2 Government specification standardization U.S. Government activity |
| R8212605-39 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 5305-01-735-4665 is a Screw,cap,hexagon Head, classified under FSC 5305, Screws. Status: active.
Key specifications for 5305-01-735-4665: Head Height: 0.378 INCHES MINIMUM AND 0.403 INCHES MAXIMUM IN; Fastener Length: 3.00 INCHES NOMINAL IN; Thread Length: 1.50 INCHES NOMINAL IN; Material Document and Classification: ASME B18.2.1 ANNEALED NATIONAL STD/SPEC SINGLE MATERIAL RESPONSE OR ASTM B 446 GRADE 1 AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL. 16 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.